Fillister head
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
NSN 5985-01-557-8289
NSN 6610-01-080-3572
NSN 5920-01-421-0291
NSN 6130-00-020-6227
NSN 6620-00-546-6071
NSN 5915-01-272-9593
NSN 5990-01-503-0194
NSN 5905-01-145-4552
NSN 6650-01-510-4778
NSN 6220-01-056-5169
NSN 6685-01-641-8730
NSN 5925-00-903-8025